net: phy: marvell: Limit errata to 88m1101

[pandora-kernel.git] / drivers / net / phy / marvell.c

diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index 6c8b1f6..4915d10 100644 (file)
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -126,34 +126,6 @@ static int marvell_config_aneg(struct phy_device *phydev)
 {
        int err;
 
-       /* The Marvell PHY has an errata which requires
-        * that certain registers get written in order
-        * to restart autonegotiation */
-       err = phy_write(phydev, MII_BMCR, BMCR_RESET);
-
-       if (err < 0)
-               return err;
-
-       err = phy_write(phydev, 0x1d, 0x1f);
-       if (err < 0)
-               return err;
-
-       err = phy_write(phydev, 0x1e, 0x200c);
-       if (err < 0)
-               return err;
-
-       err = phy_write(phydev, 0x1d, 0x5);
-       if (err < 0)
-               return err;
-
-       err = phy_write(phydev, 0x1e, 0);
-       if (err < 0)
-               return err;
-
-       err = phy_write(phydev, 0x1e, 0x100);
-       if (err < 0)
-               return err;
-
        err = phy_write(phydev, MII_M1011_PHY_SCR,
                        MII_M1011_PHY_SCR_AUTO_CROSS);
        if (err < 0)
@@ -188,6 +160,42 @@ static int marvell_config_aneg(struct phy_device *phydev)
        return 0;
 }
 
+static int m88e1101_config_aneg(struct phy_device *phydev)
+{
+       int err;
+
+       /* This Marvell PHY has an errata which requires
+        * that certain registers get written in order
+        * to restart autonegotiation
+        */
+       err = phy_write(phydev, MII_BMCR, BMCR_RESET);
+
+       if (err < 0)
+               return err;
+
+       err = phy_write(phydev, 0x1d, 0x1f);
+       if (err < 0)
+               return err;
+
+       err = phy_write(phydev, 0x1e, 0x200c);
+       if (err < 0)
+               return err;
+
+       err = phy_write(phydev, 0x1d, 0x5);
+       if (err < 0)
+               return err;
+
+       err = phy_write(phydev, 0x1e, 0);
+       if (err < 0)
+               return err;
+
+       err = phy_write(phydev, 0x1e, 0x100);
+       if (err < 0)
+               return err;
+
+       return marvell_config_aneg(phydev);
+}
+
 #ifdef CONFIG_OF_MDIO
 /*
  * Set and/or override some configuration registers based on the
@@ -722,7 +730,7 @@ static struct phy_driver marvell_drivers[] = {
                .name = "Marvell 88E1101",
                .features = PHY_GBIT_FEATURES,
                .flags = PHY_HAS_INTERRUPT,
-               .config_aneg = &marvell_config_aneg,
+               .config_aneg = &m88e1101_config_aneg,
                .read_status = &genphy_read_status,
                .ack_interrupt = &marvell_ack_interrupt,
                .config_intr = &marvell_config_intr,